From time to time the display screen of HTC Desire 21 pro remains black. This trouble can occur in a lot of circumstances. Occasionally it happens after the HTC Desire 21 pro falls. Other times, the screen remains black after a start, lock, or sleep. No matter the reason, do not worry, you will discover several techniques to resolve the black screen of your HTC Desire 21 pro. For that, it will probably be important to examine several points just before attempting the different techniques. We will see at primary what things to check when the screen of HTC Desire 21 pro remains black. We will see in a second time all the tricks in order to unlock this bad black display screen.
What should you watch if you have a black screen on HTC Desire 21 pro
Before embarking on the techniques, we suggest you to examine the points below in order to better understand where the issue can originate. This will deliver you good indications of the nature of the issue.
Is the HTC Desire 21 pro LED on when the display screen remains black?
One of the 1st points to examine is the little led that is on the top of your display screen. In the event that the LED is red or blue when the HTC Desire 21 pro display screen remains black, it indicates that the cellphone is switched on. In cases like this, it is highly probably that the issue comes from the display screen.
Is the HTC Desire 21 pro charged?
Occasionally, a deep battery discharge prevents the HTC Desire 21 pro from turning on for a while. Make certain the HTC Desire 21 pro is entirely recharged by leaving it connected for at least 1 hour. If after that the LED doesn’t light and the display screen remains black, the issue can potentially originate from the electric battery.
Is the HTC Desire 21 pro damaged?
If the HTC Desire 21 pro display screen remains black after shock, after dropping , after being wet , or after damage , the screen can be broken. In cases like this, not one of the techniques listed below will function. You will then have to bring your HTC Desire 21 pro to a repairshop.
How to proceed when the HTC Desire 21 pro screen remains black?
After checking that the issue originates from the display screen, you can try the following tips to unlock the black display screen of your HTC Desire 21 pro. If a technique doesn’t function, go to the next one.
Plug the HTC Desire 21 pro into its charger
One thing to accomplish when the display screen of HTC Desire 21 pro remains black is to put the mobile phone on. This makes it feasible to be peaceful for any following manipulations. This additionally resolves the possible issue of a deep discharge of the mobile phone electric battery.
Whenever possible, take away the electric battery from the HTC Desire 21 pro
If the HTC Desire 21 pro is easily removable, we suggest you to remove the electric battery . This sometimes handles the black display screen issue. Hang on a few seconds, then turn the battery back on and make an attempt to start the mobile phone. In the event that the display screen is still blocked, go to the next step.
Remove SIM card and SD card
It sometimes occurs, without justification, that the SIM card or the SD card conflicts with HTC Desire 21 pro and triggers a black display screen. One of the techniques to try is to take away the SIM card and the SD card. Once it’s done, you ought to try to start the cellphone. In the event that it works, this means there is a conflict with the SIM or SD card.
Force HTC Desire 21 pro to restart
If the display screen remains black, the issue often solves with a forced restart . To achieve this, you will have to press a number of keys simultaneously. You must stay at least 10 seconds for the forced restart to work. The key combination is determined by the models but had to be 1 of the subsequent:
- low volume + power button
- low volume + power button + cough Home
- high volume + power button
- volume top + touch power + cough Home
- touch power + cough Home
Wait until the electric battery is empty
At last, if not one of the previously mentioned méthodes do the job, you can try to let your electric battery discharge. Ensure that the electric battery is totally empty. Once it is finished, plug your HTC Desire 21 pro into its charger and try to start the HTC Desire 21 pro.
